Acquisition: The students collect money and count it.
Input: Jenny inputs the data with a keyboard in the computer.
Validation: in-built formulas check the amount.
Manipulation: Then the information is processed with the formulas.
Storage: The file is saved in the hard disk.
Retrieval: On another collection day information is retrieved and new data is added.
Output: Printed document.
Communication: the printed document is given to the students.
Disposal: the information turns unuseful and it is erased.
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